Kluwer Law International, 1996
Buku Teks
Birnie, Patricia W., author
Clarendon Press, 1995
Buku Teks
Moore, John B.
Government Printing Office, 1906
Buku Teks
Guruswamy, Laskshman, author
[Publisher not identified], 1994
Buku Teks
Jessup, Philip C. (Philip Caryl), 1897-1986, author
Macmillan, 1956
Buku Teks